How severe is CVE-2026-30574?

CVE-2026-30574 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2026-30574 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-30574?

CVE-2026-30574 affects Senior-walter Web-based Pharmacy Product Management System. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-30574?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2026-30574 have an EU (EUVD) identifier?

Yes. CVE-2026-30574 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16706.

When was CVE-2026-30574 published?

CVE-2026-30574 was published on 2026-03-27 and last updated on 2026-06-17.

CVE-2026-30574

CVE-2026-30574 is a high-severity vulnerability in Senior-walter Web-based Pharmacy Product Management System with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-841.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (17th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-16706
Weakness: CWE-841
Affected product: Senior-walter Web-based Pharmacy Product Management System
Published: 2026-03-27
Last modified: 2026-06-17

Description

A Business Logic vulnerability exists in SourceCodester Pharmacy Product Management System 1.0 in the add-sales.php file. The application fails to verify if the requested sales quantity (txtqty) exceeds the available stock level. An attacker can manipulate the request to purchase a quantity that is significantly higher than the actual available stock.

Frequently asked questions

What is CVE-2026-30574?: A Business Logic vulnerability exists in SourceCodester Pharmacy Product Management System 1.0 in the add-sales.php file. The application fails to verify if the requested sales quantity (txtqty) exceeds the available stock level. An attacker can manipulate the request to purchase a quantity that is significantly higher than the actual available stock.
How severe is CVE-2026-30574?: CVE-2026-30574 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2026-30574 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (17th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-30574?: CVE-2026-30574 affects Senior-walter Web-based Pharmacy Product Management System. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-30574?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-30574 have an EU (EUVD) identifier?: Yes. CVE-2026-30574 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-16706.
When was CVE-2026-30574 published?: CVE-2026-30574 was published on 2026-03-27 and last updated on 2026-06-17.

References

https://github.com/meifukun/Web-Security-PoCs/blob/main/Pharmacy-Product-Management-System/Logic-AddSales-Overselling.md

Affected products (1)

cpe:2.3:a:senior-walter:web-based_pharmacy_product_management_system:1.0:*:*:*:*:*:*:*

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CVE-2026-30576 — High (CVSS 7.5): A Business Logic vulnerability exists in SourceCodester Pharmacy Product Management System 1.0 in the add-stock.php…
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